from tkinter import *
x=int(input())
y=int(input())
n=int(input())

coords=[0*n+x,0*n+y,10*n+x,0*n+y,10*n+x,10*n+y,20*n+x,10*n+y,20*n+x,0*n+y,30*n+x,0*n+y,30*n+x,20*n+y,0*n+x,20*n+y]
if n== 0 and x>=0and x<=500 and y>=0 and y<=500:
    pass
else:
    if n > 0 and 0*n+x>0 and 0*n+y>0 and 30*n+x<=500 and  20*n+y<=500:
        pass
    else:
        if n <0  and 20*n+x>=0 and 20*n+y>=0 and 0*n+x<=500 and 0*n+y<=500:
            pass
        else:
            print('Размер фигуры превышает максимальный размер поля')
            exit()
root=Tk()
root.title("IT марафон")
root.geometry("500x500")
canvas= Canvas(bg="white",width=500, height=500)
canvas.pack(anchor=CENTER,expand=1)
canvas.create_polygon(coords)
root.mainloop()
